Avoid using C99 for variable declaration for now

* kern/gsync.c (gsync_setup): Declare `i' variable out of for loop.

1 files changed, 2 insertions, 1 deletions

diff --git a/kern/gsync.c b/kern/gsync.c
index 227df31a..68b3d0b0 100644
--- a/kern/gsync.c
+++ b/kern/gsync.c
@@ -52,7 +52,8 @@ static struct gsync_hbucket gsync_buckets[GSYNC_NBUCKETS];
 
 void gsync_setup (void)
 {
-  for (int i = 0; i < GSYNC_NBUCKETS; ++i)
+  int i;
+  for (i = 0; i < GSYNC_NBUCKETS; ++i)
     {
       list_init (&gsync_buckets[i].entries);
       simple_lock_init (&gsync_buckets[i].lock);